The I/O combines a wider field of view, innovative Responsive Fit™ frame design, and updated looks. All while using your same proven lens. The spherical lens has 5X™ anti-fog, Smith’s highest level of anti-fog technology, and TLT optics for crystal clear vision. The original I/O was the first goggle to solve the problem of what to do when changing light and weather demanded different lenses. The new I/O continues that legacy of uncompromising performance. Vision Quick release lens change system 5X anti-fog inner lens TLT lens technology for crystal clear vision Patented Porex filter prevents optical distortion during changes in elevation Fit Medium Fit Responsive Fit frame design QuickFit strap adjustment system with clip buckle 3-Layer DriWIX face foam Integration Helmet compatible Ultra-wide silicone backed strap Articulating outrigger positioning system Includes microfiber goggle bag with replacement lens sleeve
